Because you like Doogie Howser in Doogie Howser, M.D.

Roman Roy is an entitled rich boy, but he's smarter than he seems. See them in Succession.

Terry Jeffords (and his muscles) may look ferocious, but inside he's just a caring mama hen. See them in Brooklyn Nine-Nine.

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

Let's just say Sheldon Oberon is having an out-of-body experience like no other. See them in Jumanji.

Britta Perry has never met a cause she couldn't passionately champion—at least for a little bit. See them in Community.

A star student destined for Princeton, nerdy Devi Vishwakumar dreams of losing her virginity to a stone-cold hottie who can "rock her all night long." See them in Never Have I Ever.

Columbus can't trust anyone. The first girl he let into his life tried to eat him. See them in Zombieland .

Clay Jensen's friend Hannah is gone, and he is determined to find out why even if that brings him pain. See them in Thirteen Reasons Why .

Michael Moscovitz is a high school student of few words but a lot of heart. See them in The Princess Diaries.

Nothing inspires dread like the mysterious, masked Man in Black. But what's he hiding? See them in The Princess Bride.